Model
(Note: Final Dash

No. is Area Ratio)
Approximate Stall Point:


Approximate Practical Pressures
Based on 95 PSI Drive,
50% Efficiency s/N2

Maximum Safe
Pressure PSI
Actual
In Per
Cycle
Outlet PSI (Max)
Inlet PSI (Min)
Outlet
Inlet
Double Acting, Single Drive (Single Stage)
(4 x Drive Air) + (1.00 x Gas Inlet)
400
50
1250
1250
24.1
(7 x Drive Air) + (1.00 x Gas Inlet)
700
50
2500
2500
26.4
(14 x Drive Air) + (1.00 x Gas Inlet)
1400
100
4500
4500
14
(30 x Drive Air) + (1.00 x Gas Inlet)
3000
200
9000
9000
6.2
(50 x Drive Air) + (1.00 x Gas Inlet)
5000
300
15000
15000
3.52
(75 x Drive Air) + (1.00 x Gas Inlet)
7500
500
25000
25000
2.4
Double Acting, Double Drive (Single Stage)
(14 x Drive Air) + (1.00 x Gas Inlet)
1400
100
2500
2500
26.4
(28 x Drive Air) + (1.00 x Gas Inlet)
2800
180
4500
4500
14
(60 x Drive Air) + (1.00 x Gas Inlet)
6000
400
9000
9000
6.2
(100 x Drive Air) + (1.00 x Gas Inlet)
10000
450
15000
15000
3.52
(150 x Drive Air) + (1.00 x Gas Inlet)
14500
500
25000
25000
2.4

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